30 Exhibit 12 AMERICAN GENERAL FINANCE CORPORATION AND SUBSIDIARIES Computation of Ratio of Earnings to Fixed Charges (Unaudited) Three Months Ended March 31, 2005 2004 (dollars in thousands) Earnings: Income before provision for income taxes $187,239 $159,920 Interest expense 192,829 135,556 Implicit interest in rents 4,588 4,717 Total earnings $384,656 $300,193 Fixed charges: Interest expense $192,829 $135,556 Implicit interest in rents 4,588 4,717 Total fixed charges $197,417 $140,273 Ratio of earnings to fixed charges 1.95 2.14